/*
 * Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.hazelcast.jet.core;

/**
 * Enumerates the two possible kinds of timestamp: event timestamp and
 * frame timestamp. Used by the slidind window processors.
 */
public enum TimestampKind {
    /**
     * Denotes the event timestamp kind.
     */
    EVENT,
    /**
     * Denotes the frame timestamp kind.
     */
    FRAME
}
